{
  "manageEntity": {
    "action": "Repost",
    "entityId": "599425",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf47fc7100757283f82d4433e6781a9ad4cc80f6a67a06a84c6a06e525468ef85",
    "signature": "0x8219a7442ce202d8db24b530094bfdfe48d0eb10ad455fbead4aa867ebb008f920271d231c3d53149e5e70139c4de36926e1c6100489f23a27a9b8bbb08f07411b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}